package com.itheima.oopadvanced.thisdemo;

/**
 * @author Anomaly
 * @date 2022/12/18 21:01
 */
public class Test {
    public static void main(String[] args) {
        Student s1 = new Student();
        Student s2 = new Student("root");
        Student s3 = new Student("admin", "清华");
        System.out.println(s1.toString());
        System.out.println(s2.toString());
        System.out.println(s3.toString());
    }
}
